520MXZ4x124 Heavy Duty Motocross RK Chain

Made for the serious Motocross racer.

MXZ chains feature chromoly steel construction with seamless rollers, bushings, and oversized alloyed pins for added strength.

All components are heat-treated using RK’s exclusive HIT (Heat Induction Transfer) process.

With a maximum tensile strength rated at 9,000 foot pounds and weighing in at only 2.89 lbs.